App Wont Open on Your Vivo Y78 5G? Here Are All Fixes | Dr.fone

App Wont Open on Your Vivo Y78 5G? Here Are All Fixes | Dr.fone

Ariadne Lv13

App Won’t Open on Your Vivo Y78 5G? Here Are All Fixes

It is not a very rare phenomenon where an App won’t open, crash abruptly or face trouble while launching on an Android device. Many Android phone users also add to the fact that whenever they try to launch an App, it keeps loading but does not run smoothly, as it should in normal circumstances.

In such a scenario it is obvious for Android Smartphone users to look for possible solutions for such a random error so that their App/Apps load and work normally.

Many people are also interested in knowing about the causes behind why an App won’t open or why multiple/all Apps won’t open. This article will answer your query about why won’t my App open on an Android phone by listing a few probable causes for the problem.

Here are all the fixes you need if an App won’t open on your Vivo Y78 5G. Read on to find out all about why Apps won’t open on your Vivo Y78 5G and solutions to overcome such a problem.

Part 1: Possible reasons for Apps won’t open

If you are an Android phone user and face a problem while trying to open an App on your device, you will ask yourself “Why won’t my App open?”. To answer your question and explain to you why an App won’t open on your phone, here are some probable and simple reasons to make you understand the real problem.

It is appropriate to tag our generation as smartphone addicts because we use smartphones for anything and everything. All our important information, such as photos, videos, audio files, documents, notes, calendars, emails, etc, are stored on our phones. This causes a major storage/space problem in our phones and a shortage of storage space is one of the main reasons why an App won’t open or why all Apps won’t open on your Vivo Y78 5G. To see how much of your storage space is occupied by Apps, go to “Settings” and select “Application Manager”.

Application Manager

Settings

Another possible reason for Apps to crash or why an App won’t open is a possible data crash. This may occur due to an unstable internet connection or various other background software interruptions.

The causes for the problem to occur are many and no specific reason can be established as the only reason why Apps won’t open on your Vivo Y78 5G. There are a lot of speculations about why such a problem occurs and persists, but it is more important to focus on how to fix if a particular App won’t open or if all Apps won’t open on Android.

Part 2: Quickest solution to fix apps won’t open on Android

You have already understood ‘why won’t your app open?’ at the start of this article. But, you are not happy with the traditional solutions to fix the app won’t open issue.

Well, in such a case Dr.Fone - System Repair (Android) can prove to be your savior. It resolves failed Android system update issues, crashing apps, and black screen of death. It can also get an unresponsive or bricked Android device or boot loop stuck device fixed with one click.

Dr.Fone - System Repair (Android)

Why won’t my app open? The quick fix is here!

  • This is the first software in the industry that repairs Android systems.
  • All the latest Vivo Y78 5G tablets and mobiles are compatible with it.
  • With single-click operation, fixing the app won’t open problems is super easy.
  • No technical skills are needed to use the tool.
  • The high success rate for Vivo Y78 5G Android device issue fixing.

3981454 people have downloaded it

Here comes the detailed guide to fix apps won’t open problem using Dr.Fone - System Repair (Android)

Note: When you are up to fixing apps won’t open issues, make sure to back up your Vivo Y78 5G beforehand. These processes might lead to data erasing and you don’t want to suffer data loss this way.

Phase 1: Preparation and connection of Android device

Step 1: Post-installation and launch of Dr.Fone on your computer, you got to press the ‘System Repair’ tab. Connect the Android device later.

fix App won't open by repairing android system

Step 2: Hit the ‘Android Repair’ located on the left panel followed by tapping the ‘Start’ button.

start to fix App won't open

Step 3: Feed your Vivo Y78 5G details under the Vivo Y78 5G device information screen. Please check the warning and press the ‘Next’ button right after that.

select the android info

Phase 2: Repairing your Vivo Y78 5G under ‘Download’ mode

Step 1: You got to boot the Android device under Download mode, as it’s important. The steps for that are as follows –

  • Android devise with a ‘Home’ button – Press together ‘Volume Down’, ‘Home’, and ‘Power’ buttons together for 5 to 10 seconds after turning off the Vivo Y78 5G device. Release them afterward and click the ‘Volume Up’ button to get into the ‘Download’ mode.

boot android in download mode with home key

  • When there is no ‘Home’ button – Turn off the Vivo Y78 5G device and then for 5 to 10 seconds, keep the ‘Volume Down’, ‘Bixby’, and ‘Power’ buttons pressed. Tap the ‘Volume Up’ button after releasing all the buttons to enter the ‘Download’ mode.

boot android in download mode without home key

Step 2: Hitting the ‘Next’ button starts downloading the Android firmware.

fix App won't open in download mode

Step 3: Once Dr.Fone - System Repair (Android) verifies the downloaded firmware, it begins fixing the app won’t open the issue asap.

fixing App won't open

Part 3: 3 Common fixes if a particular App won’t open

In this segment, we will discuss the three best ways to help you fix the problem if only a particular App won’t open/launch/ run and takes an indefinite time to load.

1. Update the App

It is always advisable to keep your Android software as well as your Apps up-to-date and you must constantly check for any updates which may be available in the Google Play Store.

Follow the steps given below to update the app which won’t open on your phone:

• Visit Google Play Store on your Vivo Y78 5G.

Visit Google Play Store

• Now select “My Apps & Games” from the main menu.

select “My Apps & Games

• In this step, you may click on “Update All” to update all Apps for which an update is available or manually select the Apps which you wish to Update.

Update All

Once the App is updated, close all Apps and tabs running in the background. Now try to launch the app once again. If it opens, your problem is solved. If not, DO NOT worry as there are more ways to help you.

2. Force Stop the App

Closing the App completely which won’t open on your phone is a good idea. To make sure that no operations are running in the background related to the App, you must “Force Stop” it. Doing this is extremely simple and all you need to do is follow the steps given herein under:

• Visit “Settings” on your phone.

• Click on “Apps” to see a list of all the Apps on your Vivo Y78 5G.

Click on “Apps”

• Select the App which won’t open.

• Now click on “Force Stop” as shown below.

click on “Force Stop”

3. Clear App Cache and Data

This method resolves the issue to a great extent by wiping off unnecessary App content from your device.

Carefully follow the step-by-step instructions given below to clear all App cache and data:

• Visit “Settings” and select “Apps”.

• From the list of Apps that appears, select the App that won’t open.

• Now tap on “Clear Cache” and “Clear data” directly or under “Storage”.

Clear data

Part 4: 3 Common fix if all Apps won’t open on Android

In this segment, we will discuss solutions to the problem if all your Apps won’t open. They are simple and easy to follow and solve the error in no time.

1. Android updates

Firstly, it is very important to keep your Android software updated at all times as an old Android version might not support new Apps or updated Apps.

To update your software:

• Visit “Settings” and keep going downwards.

• Now select “About Phone”.

• From the options available on the screen, tap on “System Updates”

tap on “System Updates

• In this step, if you are prompted for an update, follow the instruction given and do so.

Updating your Android software solves most of your problems. This method might sound weird but works wonders when it comes to App related issues.

2. Restart the phone

Restarting your Vivo Y78 5G to fix an error might sound old school but it gives good results when your Apps won’t open. Restarting your phone is fairly simple. All you need to do is:

• Long press the power button.

• Now click on “Restart”.

click on “Restart”

Your phone will automatically restart and once it does, you can try to launch the App. You may also restart your Vivo Y78 5G by pressing the power button for about 15-20 seconds.

3. Reset Factory Settings

This method is a little tedious and must be last on your list. Also, make sure you take a backup of all your data and contents stored on your Vivo Y78 5G and this solution will completely wipe off your phone making as good as a new smartphone.

To Factory Reset your Vivo Y78 5G, carefully follow the guidelines given below:

• Visit “Settings” to find the “Backup and reset” option as shown in the screenshot below.

Backup and reset

• Now click on “Factory Data Reset”>“Reset Device”>“Erase Everything”

Erase Everything

Your phone will now reboot and will be required to set up from scratch.

“Why Won’t my App open” is a question asked by many Android phone users who fear that the problem occurs due to a virus attack or a system failure. However, this is not the case. The reason for the error to the surface is quite minor and can be fixed by you, sitting at home, without resorting to any kind of technical or external assistance. The solutions listed above are easy to understand and not very time-consuming.

So go ahead and try them out now!

[Solved] Warning: Camera Failed on Vivo Y78 5G

In this article, you will learn why camera fails on Vivo Y78 5G devices, how to make camera work again, as well as a system repair tool to fix this issue in few clicks.

Vivo Y78 5G devices are one of the best Android devices available in the market and their users are always satisfied with their features. However, it is a recent observation that many Vivo Y78 5G users complain about Vivo Y78 5G camera failed error while using the camera App on the Vivo Y78 5G device. It is a strange error and pops up suddenly with only one option to tap on, i.e., “OK”

The error message reads as follows: “Warning: Camera Failed”.

Once you click on “OK” the app shuts down abruptly and your Vivo Y78 5G camera is failed. We understand this is not a very pleasing situation, thus, here are ways to tackle the camera failed Vivo Y78 5G issue. Let us now move ahead and find out why exactly you experience Warning: Camera Failed error and how to fix it.

Part 1: Why Vivo Y78 5G phone has Warning: Camera Failed error?

We are all aware that no device runs smoothly, without any glitches. We also know that there is a cause behind every problem. Listed below are a few reasons behind camera failed error, especially on Vivo Y78 5G devices:

camera failed

  1. If you have recently updated your OS version, there are chances that certain bugs are preventing the camera App from functioning normally. Also, if the update is interrupted and not downloaded completely, certain apps may suffer.
  2. There are chances of your internal storage being cluttered with unwanted Apps and files leaving no space for the camera App to save its data and work smoothly.
  3. If you haven’t cleared camera Cache and Data, the chances of the App to get clogged up increase tremendously which disrupt its working.
  4. Warning: Camera Failed error can also be a direct outcome of a change in the system settings or the Vivo Y78 5G device’s internal settings.
  5. Finally, if you tamper a lot with the camera settings and do not update the App whenever it is available, Vivo Y78 5G Camera App will not be efficient.

There might be much more reasons for the camera failed error, but these are the most obvious ones. Now let us now move on to troubleshooting the problem.

Part 2: How to fix Vivo Y78 5G Camera Failed in One Click?

If you are experiencing some kind of issues in your Vivo Y78 5Gs such as Vivo Y78 5G camera failed, the Vivo Y78 5G device stopped working, black screen, play store not working, etc. There is a special software is designed for such kind of issues in Android devices, i.e. dr. fone. The tool enables the users to fix various kinds of issues in the Vivo Y78 5G devices and perform a complete system repair so the Vivo Y78 5G device starts working normally.

Dr.Fone - System Repair (Android)

One-click solution to fix camera failed on Vivo Y78 5G devices

  • The tool has a one-click operation which makes it super easy to use.
  • You don’t need any technical skills expertise to operate the software.
  • The software supports all the Vivo Y78 5G devices including the latest and older ones.
  • The software can fix the “warning camera failed”, the app is crashing, failed update, etc.

4,616,396 people have downloaded it

Note: You have to remember that the system repair may erase all the Vivo Y78 5G device data. So, create a backup of your Vivo Y78 5G data first and then try fixing the Vivo Y78 5G phone.

Follow the steps given below and fix the camera failed error:

Step 1. Download the software on your computer and launch it. Connect your device and select the System Repair option from the main interface. In the next screen, select Android Repair module.

fix samsung camera failed by repairing samsung system

Step 2. You will have to provide the Vivo Y78 5G device details accurately to ensure that the software provides a precise firmware package to be downloaded. Enter brand, name, model, country, and carrier of your device and agree to the terms and condition.

select the details of samsung device

Step 3. Now put your device in the download mode. The software will provide you with a guide to put the phone in download mode to begin the downloading process.

fix samsung camera failed in download mode

Step 4. As soon as the firmware is downloaded, the software will automatically initiate the repair process. You will be able to see the ongoing repair.

fixing samsung camera failed

When the software is done repairing the system, you will be notified. Thus, the Camera failed Vivo Y78 5G error in your phone will be fixed.

Part 3: How to fix Camera Failed error by clearing camera data?

Has anyone ever informed you that it is absolutely necessary to keep clearing camera data every once in a while? Yes, since it deletes all unnecessary data stored in respect of the App and no, it does not mean that all your photos and videos will get deleted. Just follow the steps given below to clear camera data:

1. First, visit “Settings’” on your Vivo Y78 5G device and select “Apps” or Application Manager”.

application manager

2. Now a list of all Apps will appear before you. Keep scrolling down until your find “Camera”.

camera app

Tap on “Camera” to open the “Camera Info” screen and once you are there, hit “Clear Data” option as shown below.

clear data

That’s all, now return to the Home Screen and access the camera again. Hopefully, it will work now.

Part 4: How to fix Camera Failed error by removing third-party Apps?

Another tip to fix Vivo Y78 5G camera failed error is by deleting a few unwanted third-party Apps (recently installed) to free some space in the Vivo Y78 5G device’s internal storage. It is essential to create and keep storage space for the camera App to function smoothly and allow it to store its data as well. Also, if this issue only happens recently, it might be some newly installed Apps causing some glitches with the camera.

Simply, follow the instructions given below to remove Apps from Vivo Y78 5G Devices:

1. Click on the “Settings” icon on the Home Screen and from the options before you, select “Apps”/ “Application Manager”.

2. You will see that a list of downloaded and built-in Apps will open up before you as follows.

installed apps

3. Now, once you select the App you want to uninstall, the App Info screen will appear. Tap on “Uninstall” option and then tap on “Uninstall” again on the pop-up message.

uninstall app

The App will be removed immediately and its icon will disappear from the Home Screen and you will notice an increase in the storage capacity of your device.

Part 5: How to fix Camera Failed error by wiping Cache Partition?

This method might seem tedious and time-consuming and you may also lose your data and essential settings. However, wiping the Cache Partition only cleans your device system internally and gets rid off any unwanted and trouble making elements causing Warning: Camera Failed error. Follow the step-by-step guide given below to clean Cache Partition smoothly:

1. Firstly, switch off the Vivo Y78 5G device by pressing the power button and tapping on “Power Off” as shown in the screenshot below. Then wait for the lit screen to turn off completely before proceeding further.

power off device

2. Now, press and hold the power on/off, home and volume up button simultaneously. Your device will now vibrate. This a signal to let go of the power button (only).

boot in recovery mode

3. Once the Recovery Screen appears, leave all buttons and use the volume down key till you reach “Wipe Cache Partition”.

wipe cache partition

4. Now, to select the option to use the power on/off button and wait for the process to get over. Once this done, tap on “Reboot system now” and see that your device restarts normally.

reboot system now

You may try to use the camera app once the process completes.

Part 6: How to fix Camera Failed error by Reset Settings?

Resetting the camera settings solves the problem 9 out of 10 times and thus is worth a try.

1. To reset, first, launch the Camera App by tapping on its icon.

tap on camera

2. Then go to Camera “Settings” by tapping on the circular gear like icon.

camera settings

3. Now look for “Reset Settings” options and click on it.

reset settings

Once done, go back to the Home Screen and start the camera App again to use it.

Part 7: How to fix Camera Failed error by Factory Reset?

Lastly, if the above-mentioned techniques do not help you in fixing the camera failed error, you can consider performing a Factory Reset. Note: This method will delete all your saved data so it is advised to backup before you start the process.

Here are the steps to factory reset your device to fix “Warning: Camera Failed” Error:

1. Start by visiting “Settings” on your Vivo Y78 5G device on which the camera has failed.

phone settings

2. Now from the list of options before you, select “Backup and reset” and move ahead.

backup and reset

3. Now you must first select “Factory data reset” and then tap on “Reset Device” as shown in the screenshot below.

factory data reset reset device

4. Finally, you have to click on “Erase Everything” and wait for the Vivo Y78 5G device to reboot itself.

erase everything

Note: You will have to set up your Vivo Y78 5G device from scratch once it is reset, however, that is a small price to pay to fix your Camera App.

Warning: Camera Failed error is not a rare phenomenon and many users experience it on daily basis. So, there is no need to panic, All you need to do is carefully follow the instructions given above and repair your Camera App yourself. You do not need to seek any technical assistance for the same as the camera failed issue is not difficult to deal with. So go ahead and try these tricks to enjoy using the Camera App on your Vivo Y78 5G devices.

9 Quick Fixes to Unfortunately TouchWiz has stopped Of Vivo Y78 5G

“Unfortunately TouchWiz home has stopped” is the talk of the town due to annoying TouchWiz UI, a front-end user interface developed by Vivo Y78 5G. Not to mention, the Vivo Y78 5G has borne a whole lot of heat from its agitated users over the years and the reason is pretty much obvious due to the pre-installed bloatware apps and the theme launch “TouchWiz home”. That not just brutally annoys users and eats up a heck of internal storage space but lags up too often due to low speed and stability. As a result users end up with “Unfortunately TouchWiz home has stopped” and “Unfortunately, TouchWiz has stopped”. Apparently, there are several flaws in the design and functioning of this launcher and hence, Touchwiz keeps stopping or becomes unresponsive.

Part 1: Common scenarios when TouchWiz keeps stopping

Here in this section, we will introduce some scenarios that can be blamed for why TouchWiz is not working. Check out the following points:

  • More often than not, the TouchWiz keeps stopping after an Android update. When we update our Vivo Y78 5G device, the old data and cache usually conflicts with TouchWIz thereby cropping up this mess.
  • When you disable some built-in apps, you might get in trouble with TouchWiz. Doing this sometimes can hamper the TouchWiz operation and raise the “**unfortunately TouchWiz home has stopped**” error message.
  • Many times installing some third-party apps and widgets can cause this problem. The apps like launchers can be conflicting with TouchWiz home launcher and therefore cease it to work. Also, a glitched widget is responsible for the same i.e. forces stop the TouchWiz.

Part 2: 9 Fixes to “Unfortunately TouchWiz has stopped”

Fix “TouchWiz keeps stopping” by repairing Android system

When your TouchWiz keeps stopping and you aren’t able to proceed further, the best way to handle the situation is to repair the Android system. And the best that can help you to serve the purpose is Dr.Fone - System Repair (Android). It has the ability to fix any sort of Android system issue without any complications. To fix this issue, the tool only takes few minutes of yours and performs smoothly. Moreover, you don’t have to worry if you aren’t tech pro. This tool requires no special technical know-how. Here are the advantages you get with this tool.

Dr.Fone - System Repair (Android)

One click tool to fix “Unfortunately TouchWiz has stopped”

  • A very easy tool that fixes problems in just one click
  • Provides full support all day all night as well as offers 7 day money back challenge
  • Enjoys higher success rate and considered as first tool carrying such amazing functionalities
  • Able to fix wide variety of Android issues including app crashing, black/white screen of death
  • Fully secured and no harm regarding any virus infection

3,211,972 people have downloaded it

Step 1: Download the Program

The one-click repairing process begins with downloading Dr.Fone from its official website. When it is downloaded, follow the installation steps. Upon successful installation, launch the tool on your PC.

Step 2: Connect your Vivo Y78 5G Device

After you open the software, hit on the “System Repair” button from the main interface. With the help of a genuine USB cable, get your Vivo Y78 5G phone and connect it with the computer.

fix touchwiz home stopping

Step 3: Choose the Tab

Now, from the next screen, you are supposed to choose “Android Repair” tab. It is given on the left panel.

repair android to fix touchwiz home stopping

Step 4: Enter Right Information

Please keep your mobile details handy as you will need them in the next window. You will need to enter the correct brand, model, and country name etc. for better detection of your device.

enter device info

Step 5: Confirm Actions

This process may result in removing your data hence we strongly recommend you to keep a backup of your data.

Tip: You can use Dr.Fone – Phone Backup (Android) to backup your Vivo Y78 5G device in case you’re wondering how.

Step 6: Take your Device in Download mode

You will get some instructions on your screen to keep your device in Download mode. Follow them according to the Vivo Y78 5G device you own and hit “Next”. When you do this, the program will detect your device and let you download the latest firmware.

download mode to fix touchwiz home stopping

download mode to fix touchwiz home stopping

Step 7: Repair Device

Now, when the firmware is downloaded, the program will itself begin to repair your device. Wait and keep the Vivo Y78 5G device connected until you get the notification for process completion.

get android device repaired

Clear the cache data the TouchWiz

Maximum Android devices are designed to deleted cache data upon getting updated to the newest Android system. However, Vivo Y78 5G stands as an exception in such case. And therefore, many times TouchWiz starts stopping right after upgrading. Thus, due to the collection of cache data, TouchWiz can display error. This calls for removing the cache from TouchWiz and run things smoothly. Here is how to do this:

  • Tap on “Apps” from the Home screen firstly.
  • Launch “Settings” afterwards
  • Look for “Applications” and tap on it followed by “Application Manager”.
  • When Application Manager gets opened, swipe towards right to get into the “All” screen.
  • Now, choose “TouchWiz” and tap “Clear Cache”.
  • Now, tap “Clear Data” followed by “OK”.
  • Now restart your device.

clear cache to fix touchwiz home stopping

Please note that this will delete all your Home screens post this method.

Disable Motion & gesture settings

The functions regarding Motions and Gestures can be responsible for why TouchWiz home has stopped in your device. Usually the Vivo Y78 5G devices running on Android version less than Marshmallow are prone to encountering this issue. Or the Vivo Y78 5G devices having modest specs often fall prey to the issue. When you disable these settings, you might get out of the problem.

Change the Animation Scale

When you use TouchWiz, it may consume higher memory usage for high amount of graphic maintenance. As a result, the “**unfortunately TouchWiz home has stopped**” error might crop up. Taking this into consideration, you should try reconfiguring the animation scale and get rid of the error. Here’s how:

Clear Cache Partition

In case the above steps didn’t figure out the problem, here is the next tip. This method can be counted as one of the most effective one. Because it is able to fix minor issues in Android devices, we recommend you for “**TouchWiz home has stopped**” issue too. Let us know how you can do it:

  • Turn off your Vivo Y78 5G device.
  • Start pressing and holding “Volume Up” and “Power” buttons simultaneously.
  • Keep doing this until you see the Android screen. This will take your device into recovery mode.
  • You will observe some options on the screen. Take help of Volume buttons, scroll down to choose “Wipe Cache Partition”. Press Power button to confirm and the Vivo Y78 5G device will be rebooted.

clear cache partition

Check now if the error is eliminated. If unfortunately not, please try the following solution.

Enable the easy mode

For some users, enabling Easy Mode has been of great assistance. This feature aims to make the user experience more efficient by simply eliminating complex features. The Easy Mode removes those features that confuse the users by messing up the screen. Hence, we suggest you to switch to this mode in order to remove “**TouchWiz not working**” problem. The steps are:

  • Open “Settings” and go to “Personalization”.
  • Hit on “Easy Mode” now.

easy mode to fix TouchWiz stopping

Hope the TouchWiz won’t keep stopping error does not pop up anymore!

Boot your phone to safe mode

Here is the next solution to be followed when TouchWiz keeps stopping. As we already said, third-party apps can cause this issue, booting your device in the Safe mode will disable those apps temporarily. Hence you need to boot your Vivo Y78 5G device to Safe mode and check if the reason is any third-party app.

  • Switch off your device to initiate.
  • Press “Power” button and keep doing this until device’s logo appears on the screen.
  • When you see logo appearing, instantly release the button and start holding “Volume Down” button.
  • Keep holding until rebooting finishes.
  • You will now witness “Safe mode” on the bottom screen. You can now release the button.

safe mode

Reset Factory settings

If the above method went futile and you’re still at the same place, then factory reset is the next logical step to be taken. We suggest this method because it will take your device to its factory state. As a result, TouchWiz will probably get normal and work perfectly.

Along with this, we would also suggest you go take backup of your data so that you won’t lose any of the personal information from your device after performing factory reset. For your convenience, we have stated the backup steps too in the following guide. Have a look:

  • Run “Settings’ in your device and go to “Backup & Reset”.
  • Notice if “Back up my data” is enabled or not. If not, turn it on and create backup.
  • Now, scroll for “Factory Data reset” option and confirm it by clicking “Reset Phone”.

reset factory settings

  • Wait a few minutes and your device will reboot.

Install a new launcher to replace TouchWiz

We believe that you will find the above methods helpful. However, if still in case your TouchWiz is not working, we advice you that you should install a new theme launcher in your device. It will be a wise option to ditch TouchWiz in such scenario rather than tolerating the problem. Hope this advice will help you.


  • Title: App Wont Open on Your Vivo Y78 5G? Here Are All Fixes | Dr.fone
  • Author: Ariadne
  • Created at : 2024-03-18 17:33:24
  • Updated at : 2024-03-21 18:27:14
  • Link: https://howto.techidaily.com/app-wont-open-on-your-vivo-y78-5g-here-are-all-fixes-drfone-by-drfone-fix-android-problems-fix-android-problems/
  • License: This work is licensed under CC BY-NC-SA 4.0.